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53415325 = 5231157439
BaseRepresentation
bin1100101111000…
…0110110011101
310201111210001101
43023300312131
5102133242300
65144513101
71216010545
oct313606635
9121453041
1053415325
11281737a7
1215a7b791
13b0b2b02
147146325
154a51b6a
hex32f0d9d

53415325 has 24 divisors (see below), whose sum is σ = 68963840. Its totient is φ = 40996800.

The previous prime is 53415317. The next prime is 53415353. The reversal of 53415325 is 52351435.

It is not a de Polignac number, because 53415325 - 23 = 53415317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53415293 and 53415302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 121456 + ... + 121894.

Almost surely, 253415325 is an apocalyptic number.

It is an amenable number.

53415325 is a deficient number, since it is larger than the sum of its proper divisors (15548515).

53415325 is a wasteful number, since it uses less digits than its factorization.

53415325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637 (or 632 counting only the distinct ones).

The product of its digits is 9000, while the sum is 28.

The square root of 53415325 is about 7308.5788632264. The cubic root of 53415325 is about 376.6072055702.

The spelling of 53415325 in words is "fifty-three million, four hundred fifteen thousand, three hundred twenty-five".

Divisors: 1 5 25 31 155 157 439 775 785 2195 3925 4867 10975 13609 24335 68045 68923 121675 340225 344615 1723075 2136613 10683065 53415325